Nail file



FIG. 1 is a perspective view of the nail file;

FIG. 2 is a front elevational view of the nail file the opposite side being a mirror image thereof;

FIG. 3 is a right side elevational view of the nail file the opposite side being a mirror image thereof;

FIG. 4 is a top plan view of the nail file; and,

FIG. 5 is a bottom plan view of the nail file. 

The ornamental design for a nail file, as shown and described. 